13.—(1) A person shall be guilty of an offence who intentionally or recklessly engages in conduct which creates a substantial risk of death or serious harm to another.
(2) A person guilty of an offence under this section shall be liable—
(a) on summary conviction to a fine not exceeding £1,500 or to imprisonment for a term not exceeding 12 months or to both, or
(b) on conviction on indictment, to a fine or to imprisonment for a term not exceeding 7 years or to both.